Icon Description
Mutes or restores speaker sound.
Turns the airplane mode and wireless feature on or o.
NOTE: The airplane mode key is also referred to as the wireless button.
NOTE: A wireless network must be set up before a wireless connection is possible.
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Component Description
Vent Enables airow to cool internal components.
NOTE: The computer fan starts up automatically to cool
internal components and prevent overheating. It is normal
for the internal fan to cycle on and o during routine
operation.
14 Chapter 2 Getting to know your computer
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